K2: add test to reproduce KT-63233

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java

@@ -43176,6 +43176,12 @@ public class DiagnosticCompilerTestFE10TestdataTestGenerated extends AbstractDia
                 runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendLambda.kt");
             }
 
+            @Test
+            @TestMetadata("suspendNotImplemented.kt")
+            public void testSuspendNotImplemented() throws Exception {
+                runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.kt");
+            }
+
             @Test
             @TestMetadata("suspendOverridability.kt")
             public void testSuspendOverridability() throws Exception {

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java

@@ -43176,6 +43176,12 @@ public class LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated
                 runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendLambda.kt");
             }
 
+            @Test
+            @TestMetadata("suspendNotImplemented.kt")
+            public void testSuspendNotImplemented() throws Exception {
+                runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.kt");
+            }
+
             @Test
             @TestMetadata("suspendOverridability.kt")
             public void testSuspendOverridability() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirLightTreeOldFrontendDiagnosticsTestGenerated.java

@@ -40902,6 +40902,12 @@ public class FirLightTreeOldFrontendDiagnosticsTestGenerated extends AbstractFir
                 runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendLambda.kt");
             }
 
+            @Test
+            @TestMetadata("suspendNotImplemented.kt")
+            public void testSuspendNotImplemented() throws Exception {
+                runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.kt");
+            }
+
             @Test
             @TestMetadata("suspendOverridability.kt")
             public void testSuspendOverridability() throws Exception {

compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirPsiOldFrontendDiagnosticsTestGenerated.java

@@ -41022,6 +41022,12 @@ public class FirPsiOldFrontendDiagnosticsTestGenerated extends AbstractFirPsiDia
                 runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendLambda.kt");
             }
 
+            @Test
+            @TestMetadata("suspendNotImplemented.kt")
+            public void testSuspendNotImplemented() throws Exception {
+                runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.kt");
+            }
+
             @Test
             @TestMetadata("suspendOverridability.kt")
             public void testSuspendOverridability() throws Exception {

compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.fir.kt

@@ -0,0 +1,7 @@
+// ISSUE: KT-63233, KT-59818
+
+interface A {
+    suspend fun foo()
+}
+
+class B : A

compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.kt

@@ -0,0 +1,7 @@
+// ISSUE: KT-63233, KT-59818
+
+interface A {
+    suspend fun foo()
+}
+
+<!ABSTRACT_MEMBER_NOT_IMPLEMENTED!>class B<!> : A

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java

@@ -43176,6 +43176,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendLambda.kt");
             }
 
+            @Test
+            @TestMetadata("suspendNotImplemented.kt")
+            public void testSuspendNotImplemented() throws Exception {
+                runTest("compiler/testData/diagnostics/testsWithStdLib/coroutines/suspendNotImplemented.kt");
+            }
+
             @Test
             @TestMetadata("suspendOverridability.kt")
             public void testSuspendOverridability() throws Exception {